CN215595916U - Centrifugal pump convenient to disassemble and maintain - Google Patents

Abstract

The utility model provides a centrifugal pump convenient to disassemble and maintain, which comprises a base; the top of the base is provided with a main body and a driving mechanism, and the main body is provided with four groups of connecting devices and four groups of fixing devices; the anti-falling devices are provided with four groups in total, and the four groups of anti-falling devices are arranged on the right sides of the four groups of fixing devices; the locking mechanism is arranged on the right side of the main body, when a worker rotates the hand wheel, the driving disc drives the four fixed blocks to rotate, the rapid disassembly of the locking mechanism is facilitated, the labor intensity of the worker is relieved, the positioning pins are slidably installed inside the L-shaped plate, the tension springs are installed outside the positioning pins, and therefore when the four fixed rods move leftwards, the four positioning pins move leftwards simultaneously under the action of the tension springs, the four fixed blocks are prevented from falling off, and the rapid assembly is facilitated.

Description

Centrifugal pump convenient to disassemble and maintain

Technical Field

The utility model belongs to the technical field of centrifugal pumps, and particularly relates to a centrifugal pump convenient to disassemble and maintain.

Background

The centrifugal pump is a pump for conveying a liquid by centrifugal force generated when an impeller rotates.

Based on the above, the inventor discovers that the current centrifugal pump is inconvenient for maintenance of workers, so that the maintenance time of the workers is prolonged, the current centrifugal pump is inconvenient for disassembly of the workers, the maintenance efficiency of the workers is reduced, and the current centrifugal pump meets the current use requirements.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a centrifugal pump convenient to disassemble and maintain is provided, so as to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a centrifugal pump convenient to disassemble and maintain, which aims to solve the problems that the maintenance of workers is inconvenient, so that the maintenance time of the workers is increased, the workers are inconvenient to disassemble, and the maintenance efficiency of the workers is reduced.

The utility model is convenient to disassemble and maintain, and the purpose and the effect of the centrifugal pump are achieved by the following specific technical means:

a centrifugal pump convenient to disassemble and maintain comprises a base;

the top of the base is provided with a main body and a driving mechanism, and the main body is provided with four groups of connecting devices and four groups of fixing devices;

the anti-falling device comprises four groups of anti-falling devices, and the four groups of anti-falling devices are arranged on the right sides of the four groups of fixing devices; and a locking mechanism is arranged on the right side of the main body.

Further, the driving mechanism includes:

the motor is fixedly connected with the base through a screw;

the driving shaft is arranged on the left side of the motor;

and the impeller is fixedly arranged on the left side of the driving shaft and is positioned in the pump shell.

Further, the anti-dropping device comprises:

the L-shaped plate is fixedly connected with the U-shaped block;

the locating pin, locating pin slidable mounting are in the inside of L template, and the externally mounted of locating pin has the extension spring.

Further, the fixing device includes:

the U-shaped block is fixedly connected with the pump shell;

the fixing block is arranged inside the U-shaped block and is in threaded connection with the fixing rod;

and the gear is fixedly arranged on the outer wall of the fixing block.

Further, the body includes:

the pump shell is fixedly connected with the base through screws;

a maintenance cover installed at the left side of the pump case;

and the sealing ring is arranged between the pump shell and the maintenance cover.

Further, the locking mechanism includes:

the number of the mounting blocks is four, and the four mounting blocks are fixedly connected with the pump shell;

the driving disc is rotatably arranged on the right sides of the four mounting blocks;

and the hand wheel is fixedly arranged on the right side of the driving disc.

Further, the connecting device includes:

the mounting plate is fixedly connected with the maintenance cover;

and the fixed rod is fixedly arranged on the right side of the mounting plate.

Compared with the prior art, the utility model has the following beneficial effects:

1. the four fixing blocks are in threaded connection with the four fixing rods, so that a worker can conveniently take down the maintenance cover, the worker can conveniently maintain the impeller in the pump shell, the maintenance efficiency is improved, and the sealing effect of the impeller pump is improved due to the fact that the sealing ring is arranged between the pump shell and the maintenance cover.

2. The driving disc is rotatably arranged on the right sides of the four mounting blocks, the cross section of the driving disc is of a T-shaped structure, and the driving disc is in meshed connection with the four gears, so that when a worker rotates the hand wheel, the driving disc drives the four fixing blocks to rotate, the quick disassembly of the device is facilitated, the labor intensity of the worker is relieved, the positioning pins are slidably arranged inside the L-shaped plate, the tension springs are arranged outside the positioning pins, and when the four fixing rods move leftwards, the four positioning pins simultaneously move leftwards under the action of the tension springs, so that the four fixing blocks are prevented from falling off, and the device is convenient to quickly install.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of another structure according to the present invention.

Fig. 3 is an exploded view of the main body of the present invention.

Fig. 4 is a schematic structural view of the driving mechanism of the present invention.

Fig. 5 is a schematic view of the structure of the connecting device of the present invention.

Fig. 6 is a schematic structural view of the fixing device of the present invention.

Fig. 7 is a schematic structural view of the anti-separation device of the present invention.

Fig. 8 is a schematic structural view of the locking mechanism of the present invention.

Fig. 9 is a partially enlarged structural view of the area a in fig. 2 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a base;

2. a main body; 201. a pump housing; 202. maintaining the cover; 203. a seal ring;

3. a drive mechanism; 301. a motor; 302. a drive shaft; 303. an impeller;

4. a connecting device; 401. mounting a plate; 402. fixing the rod;

5. a fixing device; 501. a U-shaped block; 502. a fixed block; 503. a gear;

6. an anti-drop device; 601. an L-shaped plate; 602. positioning pins;

7. a locking mechanism; 701. mounting blocks; 702. a drive disc; 703. a handwheel.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 9:

the utility model provides a centrifugal pump convenient to disassemble and maintain, which comprises a base 1; the top of the base 1 is provided with a main body 2 and a driving mechanism 3, and the main body 2 is provided with four groups of connecting devices 4 and four groups of fixing devices 5; the anti-falling devices 6 are provided with four groups in total, and the four groups of anti-falling devices 6 are arranged on the right sides of the four groups of fixing devices 5; a locking mechanism 7 is mounted on the right side of the main body 2.

As shown in fig. 3 to 6, the main body 2 includes: the pump shell 201 is fixedly connected with the base 1 through screws; a maintenance cover 202, the maintenance cover 202 being installed on the left side of the pump case 201; a seal 203, the seal 203 being mounted between the pump housing 201 and the maintenance cover 202, the drive mechanism 3 including: the motor 301, the motor 301 is fixedly connected with the base 1 through a screw; a driving shaft 302, the driving shaft 302 being installed at the left side of the motor 301; impeller 303, impeller 303 is fixedly installed at the left side of drive shaft 302, and impeller 303 is located inside pump shell 201, and connecting device 4 includes: the mounting plate 401 is fixedly connected with the maintenance cover 202; a fixing rod 402, the fixing rod 402 being fixedly installed at a right side of the mounting plate 401, the fixing device 5 including: the U-shaped block 501, the U-shaped block 501 is fixedly connected with the pump shell 201; the fixing block 502 is arranged inside the U-shaped block 501, and the fixing block 502 is in threaded connection with the fixing rod 402; gear 503, gear 503 fixed mounting is in the outer wall of fixed block 502, and its concrete effect does: the four fixing blocks 502 are in threaded connection with the four fixing rods 402, so that a worker can conveniently take down the maintenance cover 202, the worker can conveniently maintain the impeller 303 in the pump shell 201, the maintenance efficiency is improved, and the sealing effect of the utility model is improved due to the fact that the sealing ring 203 is arranged between the pump shell 201 and the maintenance cover 202.

As shown in fig. 7 and 8, the separation prevention device 6 includes: the L-shaped plate 601, the L-shaped plate 601 is fixedly connected with the U-shaped block 501; locating pin 602, locating pin 602 slidable mounting are in the inside of L template 601, and the externally mounted of locating pin 602 has the extension spring, and locking mechanism 7 includes: the number of the mounting blocks 701 is four, and the four mounting blocks 701 are fixedly connected with the pump shell 201; a driving disk 702, wherein the driving disk 702 is rotatably arranged at the right side of the four mounting blocks 701; hand wheel 703, hand wheel 703 fixed mounting are on the right side of driving-disc 702, and its concrete function does: because the driving disc 702 is rotatably installed on the right sides of the four installation blocks 701, the cross section of the driving disc 702 is of a T-shaped structure, and the driving disc 702 is meshed with the four gears 503, when a worker rotates the hand wheel 703, the driving disc 702 drives the four fixed blocks 502 to rotate, the rapid disassembly of the utility model is facilitated, the labor intensity of the worker is reduced, and because the positioning pins 602 are slidably installed inside the L-shaped plate 601, and tension springs are installed outside the positioning pins 602, when the four fixed rods 402 move leftwards, the four positioning pins 602 simultaneously move leftwards under the action of the tension springs, so that the four fixed blocks 502 are prevented from falling off, and the rapid assembly of the utility model is facilitated.

In another embodiment, a rubber anti-slip pad may be fixedly mounted on the outer wall of the handwheel 703, so that the friction between the handwheel 703 and the hand of the worker is increased, and the use by the worker is facilitated.

The specific use mode and function of the embodiment are as follows:

when the maintenance device is used, firstly, a worker connects the water suction pipe with the left side of the maintenance cover 202, connects the drain pipe with the top of the pump shell 201, then starts the motor 301, when the maintenance device needs maintenance, the worker rotates the hand wheel 703, and the driving disc 702 drives the four fixing blocks 502 to rotate, so that the quick disassembly of the maintenance device is facilitated, the labor intensity of the worker is reduced, and the positioning pin 602 is slidably installed inside the L-shaped plate 601, and the tension spring is installed outside the positioning pin 602, so that when the four fixing rods 402 move leftwards, the four positioning pins 602 simultaneously move leftwards under the action of the tension spring, and the four fixing blocks 502 are prevented from falling off, so that the quick assembly of the maintenance device is facilitated.

The utility model is not described in detail, but is well known to those skilled in the art.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. The utility model provides a centrifugal pump of maintenance is dismantled to convenient, its characterized in that: comprises a base (1);

the top of the base (1) is provided with a main body (2) and a driving mechanism (3), and the main body (2) is provided with four groups of connecting devices (4) and four groups of fixing devices (5);

the anti-falling device (6) is provided with four groups in total, and the four groups of anti-falling devices (6) are arranged on the right sides of the four groups of fixing devices (5); and a locking mechanism (7) is arranged on the right side of the main body (2).

2. The centrifugal pump facilitating disassembly and maintenance as recited in claim 1, wherein: the main body (2) comprises:

the pump shell (201), the pump shell (201) is fixedly connected with the base (1) through a screw;

a maintenance cover (202), wherein the maintenance cover (202) is arranged on the left side of the pump shell (201);

and the sealing ring (203), wherein the sealing ring (203) is arranged between the pump shell (201) and the maintenance cover (202).

3. The centrifugal pump for facilitating disassembly and maintenance as claimed in claim 2, wherein: the drive mechanism (3) comprises:

the motor (301), the motor (301) is fixedly connected with the base (1) through a screw;

the driving shaft (302), the driving shaft (302) is installed on the left side of the motor (301);

and the impeller (303), the impeller (303) is fixedly arranged on the left side of the driving shaft (302), and the impeller (303) is positioned in the pump shell (201).

4. The centrifugal pump for facilitating disassembly and maintenance as claimed in claim 2, wherein: the connection device (4) comprises:

the mounting plate (401), the mounting plate (401) is fixedly connected with the maintenance cover (202);

and the fixed rod (402), the fixed rod (402) is fixedly arranged on the right side of the mounting plate (401).

5. The centrifugal pump for facilitating disassembly and maintenance as set forth in claim 4, wherein: the fixing device (5) comprises:

the U-shaped block (501), the U-shaped block (501) is fixedly connected with the pump shell (201);

the fixing block (502), the fixing block (502) is arranged inside the U-shaped block (501), and the fixing block (502) is in threaded connection with the fixing rod (402);

and the gear (503) is fixedly arranged on the outer wall of the fixed block (502).

6. The centrifugal pump for facilitating disassembly and maintenance as set forth in claim 5, wherein: the anti-drop device (6) comprises:

the L-shaped plate (601), the L-shaped plate (601) is fixedly connected with the U-shaped block (501);

the positioning pin (602), the positioning pin (602) is installed in the L-shaped plate (601) in a sliding mode, and a tension spring is installed outside the positioning pin (602).

7. The centrifugal pump for facilitating disassembly and maintenance as claimed in claim 2, wherein: the locking mechanism (7) comprises:

the mounting blocks (701) are provided with four mounting blocks (701), and the four mounting blocks (701) are fixedly connected with the pump shell (201);

the driving disc (702), the driving disc (702) is rotatably installed at the right side of the four mounting blocks (701);

and the hand wheel (703) is fixedly arranged on the right side of the driving disc (702).

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